/*
 * Copyright 2012-2016 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.lmx.socket.alerm;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.socket.CloseStatus;
import org.springframework.web.socket.TextMessage;
import org.springframework.web.socket.WebSocketSession;
import org.springframework.web.socket.handler.TextWebSocketHandler;

import com.lmx.common.context.ActionContextHolder;
import com.lmx.persistence.service.MessageService;

/**
 * 提醒通知类的socket
 */
@Component
public class AlermWebSocketHandler extends TextWebSocketHandler {
	@Autowired
	private MessageService messageService;

	private static Logger logger = LoggerFactory
			.getLogger(AlermWebSocketHandler.class);

	private final AlermService alermService;

	public AlermWebSocketHandler(AlermService alermService) {
		this.alermService = alermService;
	}

	@Override
	public void afterConnectionEstablished(WebSocketSession session) {
		logger.debug("Opened new session in instance " + this);
	}

	@Override
	public void handleTextMessage(WebSocketSession session, TextMessage message)
			throws Exception {
		logger.debug("test websocket handleTextMessage "+session+" "+ message);
		String echoMessage = this.alermService.getMessage(message.getPayload());
		if(session.isOpen()){
			logger.debug("test websocket send sessionStatus "+session+ " open");
		}else{
			logger.debug("test websocket send sessionStatus "+session+" close");
		}
		messageService.saveSession(echoMessage, session);
		logger.debug("test websocket echoMessage:" + echoMessage);
		session.sendMessage(new TextMessage(echoMessage));
	}

	@Override
	public void afterConnectionClosed(WebSocketSession session,
			CloseStatus status) throws Exception {
		logger.debug("test websocket sessionClosed  :" + session.getId());
		for (String uid : ActionContextHolder.getUidSocketSessionHolder()
				.keySet()) {
			if (ActionContextHolder.getUidSocketSessionHolder().get(uid)
					.contains(session)) {
				logger.debug("test websocket sessionClosed remove:" + uid + " "+session );
				ActionContextHolder.getUidSocketSessionHolder().get(uid)
						.remove(session);
				break;
			}
		}
		messageService.closeSession(session);
	}

	@Override
	public void handleTransportError(WebSocketSession session,
			Throwable exception) throws Exception {
		logger.debug("test websocket exception:::" + exception + " session "+session);
		// test socket
		for (String uid : ActionContextHolder.getUidSocketSessionHolder()
				.keySet()) {
			if (ActionContextHolder.getUidSocketSessionHolder().get(uid)
					.contains(session)) {
				logger.debug("test websocket sessionerror remove:" + uid + " "+session );
				ActionContextHolder.getUidSocketSessionHolder().get(uid)
						.remove(session);
				break;
			}
		}
		session.close(CloseStatus.SERVER_ERROR);
	}

}
